发明授权
- 专利标题： Microbeads consisting of a pigmented polymeric material and process for preparing them
- 专利标题（中）： 由着色聚合物材料组成的微珠及其制备方法
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申请号： US09428102申请日： 1999-10-27
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公开(公告)号： US06280511B1公开(公告)日： 2001-08-28
- 发明人: Ulrich Schaedeli , Patrice Bujard
- 申请人： Ulrich Schaedeli , Patrice Bujard
- 主分类号： C09D1100
- IPC分类号： C09D1100
摘要：
A microbead comprising at least one thermoplastic polymers having distributed one or more compounds which are pigment precursors, the melting temperature of the lowest-melting polymer of the microbead being at least higher than the lowest temperature required to transform all pigment precursors in the microbead into the respective pigments.
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